Home / 75,580.08-113,214.60-44,340

Finding the Fourth Proportional to 75,580.08, 113,214.60 and 44,340

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Solution

The fourth proportional to 75,580.08, 113,214.60 and 44,340 is: 66,418.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,580.08 : 113,214.60 = 44,340 : x
  2. Step 2: Convert to fraction form
    75,580.08/113,214.60 = 44,340/x
  3. Step 3: Cross multiply
    75,580.08x = 113,214.60 × 44,340
  4. Step 4: Simplify right side
    75,580.08x = 5,019,935,364
  5. Step 5: Solve for x
    x = 5,019,935,364/75,580.08
  6. Step 6: Final answer
    x = 66,418.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.